The cerebrum (the portion of your brain that performs motor and sensory functions and a variety of mental activities) is divided into four lobes - the frontal, temporal, parietal and occipital lobes. Some of these lobes are separated by deep grooves called fissures.
Source: AMA's Current Procedural Terminology, Revised 1998 Edition. CPT is a trademark of the American Medical Association.
Last updated:Mar 03, 2008
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